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oops
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685 Posts

Posted - 05/23/2022 :  19:46:41  ·|­û¸ê®Æ Send oops a Private Message  ¤Þ¨¥¦^ÂÐ
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davidboy
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3464 Posts

Posted - 05/24/2022 :  12:04:01  ·|­û¸ê®Æ Send davidboy a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by oops

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刚©Ê±ÛÁl历¥v¤W³Ì¤jªº问题¬OÉa动弹©Ê®¶荡¡A¨ä实V22¥Nªíªº倾转Ál历¥v¤W¤]¦]为Éa动弹©Ê发¥Í过Éó毁¤H¤`¡C¥u¤£过当¦~AH56¬O¥ý¤W马«¬号¬ã发¡A¦A发¥Í弹©Ê®¶荡坠Éó¡Aª½¨ì«¬号¤U马¤~¸Ñú¨®¶荡问题¡C¦Ó倾转Ál¬O¥ý发¥Í弹©Ê®¶荡坠Éó¡A¦A§j风¸Ñú¨®¶荡¡A³Ì¦Z¦A¤W马«¬号¬ã¨î¡C¨ä实¥»质¤W没区别¡A¦ý¬O¬ì¬ã顺§Çªº颠­Ë导­P两Ïú§Þ术¸ô线现¦b¤Ñ¦a½ÂСA¥X现¤F长达20¦~ªºÎ`¦Xª½¤ÉÉó断¥N¡C





Edited by - davidboy on 05/24/2022 22:01:00
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cwchang2100
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Cayman Islands
17243 Posts

Posted - 05/25/2022 :  08:11:28  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
https://www.youtube.com/watch?v=a354_CJI-m0
How Do Helicopter Rotor Blades Move? Helicopter Main Rotor Systems Explained

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Edited by - cwchang2100 on 05/25/2022 08:32:41
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oops
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685 Posts

Posted - 05/25/2022 :  10:09:27  ·|­û¸ê®Æ Send oops a Private Message  ¤Þ¨¥¦^ÂÐ
·PÁ¤j®aÄÀºÃ ¤£¹L¤j·§¥uÀ´¤£¨ì¤@¥b
feather·í¦¨¬OÁ³¼ÕÅܼնZ
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Edited by - oops on 05/25/2022 10:10:42
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cwchang2100
§Ú¬O¦Ñ³¾

Cayman Islands
17243 Posts

Posted - 05/25/2022 :  11:33:00  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by oops

·PÁ¤j®aÄÀºÃ ¤£¹L¤j·§¥uÀ´¤£¨ì¤@¥b
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https://www.youtube.com/watch?v=-1bVVgWj3EQ
Lead Lag Dampers

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Edited by - cwchang2100 on 05/25/2022 11:41:11
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oops
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685 Posts

Posted - 05/25/2022 :  15:01:01  ·|­û¸ê®Æ Send oops a Private Message  ¤Þ¨¥¦^ÂÐ
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cwchang2100
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Cayman Islands
17243 Posts

Posted - 05/25/2022 :  16:05:01  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by oops

©Ò¥H¼Õ¸­LEAD/LAGªº²£¥Í ¥D­n¤£¬O¦]¬°FLAP³y¦¨ªº°j±Û­±°¼¶É
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¦]¦¹¶Ç²Î¼Õ¸­ªº¦w¸ËÂI¤W·|¥[­Ó²G®ðÀ£½w½Ä¾¹

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Edited by - cwchang2100 on 05/25/2022 16:10:33
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davidboy
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3464 Posts

Posted - 05/25/2022 :  19:19:38  ·|­û¸ê®Æ Send davidboy a Private Message  ¤Þ¨¥¦^ÂÐ
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1¡Aª½¤ÉÉó¾a§ï变桨¦y轨迹¥­­±Tip-Path-Plane来§ï变«º态¡A¾Þ纵TPP¾aªº¤£¬O¾Þ纵挥»R铰Flap¦Ó¬O¾Þ纵桨¶Z轴Pitch¡C
ÆÓ论¬O铰±µ¡B刚©Ê还¬OÆÓ轴©Ó±ÛÁl¡A对¤_单¤@¤ù桨úí¡A¥u¦³¤@®Ú¾Þ纵连§ý³Q±Û转±×盘SwashPlate驱动¾Þ纵该桨úí¡A这®Ú连§ý¥s变¶Z©Ô§ý¡]Pitch Link¡^¡C
¨Æ实¤W传统ª½¤ÉÉ󪺱±¨î¥þ³¡³£¬O¨Ì¾a变¶Z¡A¥ª¤â¥s总¶Z§ý¡]collective pitch control¡^¡A¥k¤â¬O©P´Á变¶Z§ý¡]Cyclic Pitch Control¡^¡A脚²ë¬O§À桨变¶Z¡]Tail Rotor Pitch control)¡C


©Ò¥H这¤]¦^µª¤F开题S97这类­±内刚©Ê±ÛÁl¦p¦ó悬°±¾Þ纵ªº问题¡A刚©Ê±ÛÁl¤£会¤W¤U挥»RFlap¡A¦ý¬O¤´µM¥i¥H变¶ZPitch¡A¦ÛµM¥i¥H³q过总¶Z©M©P´Á¶Z±±¨î来««ª½飞¦æ¡C

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ª½¤ÉÉó¥­飞时¡A¥ª¥k两侧ªº±ÛÁl¥i¥H¤À¦¨«e¦æ桨©M¦Z¦æ桨¡A«e¦æ桨ªº¯u实ªÅ³t­núê¥[来¬y³t«×¡A³t«×较°ª¡A¤É¤O较¤j¡F¦Z¦æ桨ªº¯u实ªÅ³t­n¦©°£来¬y³t«×¡A³t«×较§C¡A¤É¤O较¤p¡C
©Ò¥Hª½¤ÉÉ󥪥k两侧¤É¤O¤£¥­¿Å¡A¦³侧½趋势¡A»Ý­n¥[装««ª½¤_®é§ý轴ªº挥»R铰Flap Hinge¡A¤¹许«e¦æ桨¦V¤W挥»R¡A¦Z¦æ桨¦V¤U挥»R¡A桨úí©P´Á©Ê¤W¤U挥»R¡A¥­¿Å¤F侧½趋势¡C
©Ò¥H发©ú挥»R铰ªº¤£¬Oª½¤ÉÉó¤uµ{师¡A¦Ó¬O±ÛÁlÉó¤uµ{师Cierva¡A¦]为¦­´Áªºª½¤ÉÉó³£满¨¬¤_悬°±©M§C³t飞¦æ¡A¥u¦³»Ý­n·Æ¶]°_飞ªº±ÛÁlÉó¤~¸I¨ì¤F±ÛÁl¥ª¥k¤É¤O¤£¥­¿Å问题¡C


这´N¬O¤@¬[¥­飞ªºª½¤ÉÉó±ÛÁl¤W¤U挥»Rªº¬Û¦ì图¡Aª`·N¥Ñ¤_±ÛÁlªºªûÁ³进动®Ä应¡A±ÛÁlªº¤W¤U挥»R会滞¦Z90¢X¡A挥»Rªº³Ì§C点©M³Ì°ª点变¦¨¤F0¢X©M180¢X¤è¦V¡C


¥t¥~请ª`·N¡Aª½¤ÉÉó飞¦æ时桨盘¤£¬O¤@个¥­­±¡A¦Ó¬O¤@个锥§Î¡A¦]¦¹±ÛÁl¦V¤U挥»Rªº³Ì§C点¡A桨úí¤]¤£会§C¤_««ª½¤_±ÛÁl¥D轴Rotor Mastªº±ÛÁlÌÛ³y¥­­±Rotor Shaft Plane¡C这对²z¸Ñ摆¾_铰Drag«Ü­«­n¡C


3¡A当ª½¤ÉÉó¥­飞¡A±ÛÁl¦]为来¬y¤W¤U挥»Rªº时­Ô¡A¦]为¨¤动¶q¦uùÚ¡A±ÛÁl桨úí还¦s¦b«e¦Z摆¾_Drag¡C这¥i¥H¥Îªáý©·Æ¦B转°é来²z¸Ñ¡G桨úí¦V¤W挥»R时¡A§ë¼v¦b««ª½¤_±ÛÁl¥D轴ªº±ÛÁlÌÛ³y¥­­±ªº¥b径变¤p¡A
¤OÁu变¤p¡A转动惯¶q变¤p¡A¦]为¨¤动¶q¦uùÚ¡A桨úí¨¤³t«×变¤j¡A¦³领¥ý±Û转ªº趋势Lead¡A这´N¹³ªáý©·Æ¦B运动员¦¬¦^¤âÁu¡A´N会¥[³t转°é¡C
当桨úí¦V¤U挥»R时¡A¦]为桨úí¤£会§C¤_¡A¥u会±µªñ««ª½¤_±ÛÁl¥D轴ªº±ÛÁlÌÛ³y¥­­±¡A¨º¤\桨úí§ë¼v¦b该¥­­±¥b径变¤j¡A¤OÁu变长¡A转动惯¶q变¤j¡A¦]为¨¤动¶q¦uùÚ¡A该桨úí¨¤³t«×变¤p¡A¥X现¸¨¦Z±Û转ªº趋势Lag¡C
这´N¹³ªáý©·Æ¦B运动员张开双¤â¡A转°é´N会ºC¤U来¡C为¤F§JªA桨úí©P´Á©Êªº领¥ý/¸¨¦ZLead/Lag±Û转给桨úí带来®¶动负²ü¡A还¬OCierva发©ú¤F¥­¦æ¤_®é§ý轴ªº铰链¡A´N¬ODrag Hinge,¤]¥sLead/Lag Hinge¡C


©Ò¥H¡A挥»R铰Flap©M摆¾_铰Drag¤£¬Oª½¤ÉÉó¥²须ªº¡A¥u¦³¦b°ª³t¥­飞时为¤F§JªA±ÛÁl¤É¤O¤£¥­¿Å©M领¥ý/¸¨¦Z±Û转¤~发©ú¥X来¡C¤]没¦³飞Éó¥D动¾Þ纵这两个轴¡A¥u¦³桨úíÖäߤO©Mú£®¶¾¹ªº弹¤O来¨¾¤î¥¦们发´²¡C

4¡A¨º¤\专门为°ª³t¥­飞¦Ó¥Íªº刚©Ê±ÛÁl«ç¤\¸Ñú¨¤É¤O¤£¥­¿Å问题©O¡HAH56°ª³t¤U¾a°ª®i©¶¤ñªºµuÁl来¨ø载¡A¥D±ÛÁl顺桨¡A¥i¥H¬Ý¦¨¤@¬[§À±À¦¡©T©wÁl飞Éó¡C
¤U¤@¥NªºXH59~S97则·d¥X¤F«e¦æ桨úí§Þ术 Advancing Blade Concept¡A¥Ñ¤_桨盘两侧¦U¦³¤@个«e¦æ侧©M¦Z¦æ侧¡A¦]¦¹¦Z¦æ侧¤É¤O¤£¦A»Ý­n«e¦æ侧来¥­¿Å¡A©Ò¥H¦Z¦æ侧¤É¤Oªº­­¨î¤£¦A约§ô«e¦æ侧¤É¤Oªº¼W¥[¡C¦ý¬O¨C个桨盘¤É¤O¤£¥­¿Å产¥Íªº弯¶Z¥²须¥Ñ桨úí©Óü®¡A©Ò¥HABC桨úíªº刚«×«D±`¤j¡A¤@阶­±内¼Ò态频²v­n¤j¤_±ÛÁl转³tªº­Ë数¡A³Q称为­±内刚©Ê±ÛÁl¡A¤L¥G没¦³¤W¤U挥»R©M«e¦Z摆®¶,¥u¦b桨¶Z¤è¦V¥i变¡C

¦]为¤£»Ý­nµuÁl来¨ø载¡A悬°±时¦ÛµM¤]¤£会¦³µuÁl来ªý挡¤U¬~Éa¬y产¥Í虚úQ载­«¡AABC§Þ术ªºÎ`¦Xª½¤ÉÉó¥i¥H获±o§ó¦nªº悬°±©Ê¯à¡C




*图¤ù¤Þ¦ÛFAAªº¡mª½¤ÉÉó飞¦æ¤â册¡n¡C
https://www.faa.gov/regulations_policies/handbooks_manuals/aviation/helicopter_flying_handbook

**«n¯è¤B¤¨³Õ¤hªº¤½众号¡C

***https://terms.naer.edu.tw/detail/205165/?index=3

Edited by - davidboy on 05/28/2022 00:41:57
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cwchang2100
§Ú¬O¦Ñ³¾

Cayman Islands
17243 Posts

Posted - 05/26/2022 :  04:18:06  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by davidboy

ºâ¤F§Ú¬Ý¤£¤U¥h¤F¡C

1¡Aª½¤ÉÉó§ï变桨盘倾¨¤±±¨î«º态¾aªº¤£¬O¾Þ纵挥»R铰Flap¦Ó¬O¾Þ纵桨¶Z轴Pitch¡C
ÆÓ论¬O铰±µ¡B刚©Ê还¬OÆÓ轴©Ó±ÛÁl¡A对¤_单¤@¤ù桨úí¡A¥u¦³¤@®Ú¾Þ纵连§ý³Q±Û转±×盘SwashPlate驱动¾Þ纵该桨úí¡A这®Ú连§ý¥s变¶Z©Ô§ý¡]Pitch Link¡^¡C
¨Æ实¤W传统ª½¤ÉÉ󪺱±¨î¥þ³¡³£¬O¨Ì¾a变¶Z¡A¥ª¤â¥s总¶Z§ý¡]collective pitch control¡^¡A¥k¤â¬O©P´Á变¶Z§ý¡]Cyclic Pitch Control¡^¡A脚²ë¬O§À桨变¶Z¡]Tail Rotor Pitch control)¡C
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±±¨îFlap­±ªº¤èªk¦³«Ü¦hºØ,³q¹L§ïÅÜpitchªº¤è¦¡¬O¥Ø«eªº¥D¬y.³o¼Ë´N¤£¥Î«Ü¤jªºÅX°Ê¸Ë¸m.
¦ý¬O,³o¤£¬O°ß¤@ªº¤èªk.
´N¹³¤W­±Autogyroªº¾÷ºc¤@¼Ë,pitch¬OµLªk§ïÅܪº,´Nª½±µ§ïFlap¤F.

https://www.youtube.com/watch?v=94HQlOCgUY4
Preliminary draft of autogyro flight control

¬°¤°»ò¤j®a³£Á¿§ïÅܱÛÁl­±(¦p¤U¹Ï),¨º¬O¦]¬°¤ñ¸û®e©ö²z¸Ñ,¤]²Å¦X²{¹ê.
¤j®a¤]³£ª¾¹D¬O§ïpitch¾É­Pªº,¦ý¬O¤£¦n¸ÑÄÀ,¤]¦³¨Ò¥~,©Ò¥H´N¤£ª½±µ»¡©ú.



Cyclic Pitch Control´N¬O§ïÅܱÛÂà­±¤è¦V,Cyclic½¦¨¶g´Á¤£¤Ó¦n,ÁÙ¤£¦p½¦¨±ÛÂà.
Collective pitch control¬O§ïÅܤɭ°¤O,¤]´N¬O§ïÅܱÛÁl±À¤O,¥Î"Á`"©Ç©Çªº.
¬O¤@¦¸¦P®É§ïÅÜpitch,¦³¨Ç¤Hª½±µºÙthrust control,´N¬O±À¤O±±¨î.
Tail Rotor Pitch control´N¬O§À¼Õ±±¨î¤F,¸ò¥D±ÛÁl¨SÃö«Y,¦Ó¥B¤]¬O±±¨î±À¤O¦Ó¤w.

quote:
Originally posted by davidboy


2¡A挥»R铰Flap©M摆¾_铰Drag¤£¬Oª½¤ÉÉó¥²须ªº¡A¥u¬O¦b¥­飞来¬y³t«×¨¬û{°ªªº时­Ô¤~»Ý­n¡C
ª½¤ÉÉó¥­飞时¡A¥ª¥k两侧ªº±ÛÁl¥i¥H¤À¦¨«e¦æ桨©M¦Z¦æ桨¡A«e¦æ桨ªº¯u实ªÅ³t­núê¥[来¬y³t«×¡A³t«×较°ª¡A¤É¤O较¤j¡F¦Z¦æ桨ªº¯u实ªÅ³t­n¦©°£来¬y³t«×¡A³t«×较§C¡A¤É¤O较¤p¡C
©Ò¥Hª½¤ÉÉ󥪥k两侧¤É¤O¤£¥­¿Å¡A¦³侧½趋势¡A»Ý­n¥[装««ª½¤_®é§ý轴ªº挥»R铰Flap Hinge¡A¤¹许«e¦æ桨¦V¤W挥»R¡A¦Z¦æ桨¦V¤U挥»R¡A桨úí©P´Á©Ê¤W¤U挥»R¡A¥­¿Å¤F侧½趋势¡C
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°£¤F­è©Ê±ÛÁl¨S¦³Flap,Flap¹ï¶Ç²Îª½¤É¾÷´X¥G¬O¥²­nªº.
Flap¥Î¨Ó¸ÉÀv¨âÃä¤É¤O¤£¥­¿Å¤@¨Æ,§Ú¤W­±¤w¸g¦³¼g¤F.
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quote:
Originally posted by davidboy


这´N¬O¤@¬[¥­飞ªºª½¤ÉÉó±ÛÁl¤W¤U挥»Rªº¬Û¦ì图¡Aª`·N¥Ñ¤_±ÛÁlªºªûÁ³进动®Ä应¡A±ÛÁlªº¤W¤U挥»R会滞¦Z90¢X¡A挥»Rªº³Ì§C点©M³Ì°ª点变¦¨¤F0¢X©M180¢X¤è¦V¡C
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¦¹¬Û¦ì¹Ï­è¦n¥i¥H¥Î¨Ó»¡©ú¤§«eªºlead-lag,·f°t§Ú¤§«eªº»¡©ú,À³¸Ó´N¥i¥H«Ü¦n²z¸Ñ.

¦pªG¥u¬O¶i°Ê(precession),¨º¥i¤£¤@©w¨º»ò­è¦n´N¬O90«×³á! ­n¬Ý±ÛÁlªº«¬ºA.

https://zh.wikipedia.org/zh-hans/%E9%80%B2%E5%8B%95
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quote:
Originally posted by davidboy


¥t¥~请ª`·N¡Aª½¤ÉÉó飞¦æ时桨盘¤£¬O¤@个¥­­±¡A¦Ó¬O¤@个锥§Î¡A¦]¦¹±ÛÁl¦V¤U挥»Rªº³Ì§C点¡A桨úí¤]¤£会§C¤_««ª½¤_®é§ý轴ªº¥­­±¡C这对²z¸Ñ摆¾_铰Drag«Ü­«­n¡C
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quote:
Originally posted by davidboy


3¡A当ª½¤ÉÉó¥­飞¡A±ÛÁl¦]为来¬y¤W¤U挥»Rªº时­Ô¡A¦]为¨¤动¶q¦uùÚ¡A±ÛÁl桨úí还¦s¦b«e¦Z摆¾_Drag¡C这¥i¥H¥Îªáý©·Æ¦B转°é来²z¸Ñ¡G桨úí¦V¤W挥»R时¡A§ë¼v¦b««ª½®é§ý轴¥­­±ªº¥b径变¤p¡A
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当桨úí¦V¤U挥»R时¡A¦]为桨úí¤£会§C¤_¡A¥u会±µªñ««ª½¤_®é§ý轴ªº¥­­±¡A¨º¤\桨úí§ë¼v¦b该¥­­±¥b径变¤j¡A¤OÁu变长¡A转动惯¶q变¤j¡A¦]为¨¤动¶q¦uùÚ¡A该桨úí¨¤³t«×变¤p¡A¥X现¸¨¦Z±Û转ªº趋势Lag¡C
这´N¹³ªáý©·Æ¦B运动员张开双¤â¡A转°é´N会ºC¤U来¡C为¤F§JªA桨úí©P´Á©Êªº领¥ý/¸¨¦ZLead/Lag±Û转给桨úí带来®¶动负²ü¡A还¬OCierva发©ú¤F¥­¦æ¤_®é§ý轴ªº铰链¡A´N¬ODrag Hinge,¤]¥sLead/Lag Hinge¡C
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²{¹ê¤W,´N¬O¦³­¸¾÷·|ª½±µ¾Þ±±Flap.¤W­±¦³¹Ï.Hunt hinge¤~¬O¯u¨S¬Ý¹L¥i¾Þ±±ªº.
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quote:
Originally posted by davidboy


4¡A¨º¤\专门为°ª³t¥­飞¦Ó¥Íªº刚©Ê±ÛÁl«ç¤\¸Ñú¨¤É¤O¤£¥­¿Å问题©O¡HAH56°ª³t¤U¾a°ª®i©¶¤ñªºµuÁl来¨ø载¡A¥D±ÛÁl顺桨¡A¥i¥H¬Ý¦¨¤@¬[§À±À¦¡©T©wÁl飞Éó¡C
¤U¤@¥NªºXH59~S97则·d¥X¤F«e¦æ桨úí§Þ术 Advancing Blade Concept¡A¥Ñ¤_桨盘两侧¦U¦³¤@个«e¦æ侧©M¦Z¦æ侧¡A¦]¦¹¦Z¦æ侧¤É¤O¤£¦A»Ý­n«e¦æ侧来¥­¿Å¡A©Ò¥H¦Z¦æ侧¤É¤Oªº­­¨î¤£¦A约§ô«e¦æ侧¤É¤Oªº¼W¥[¡C¦ý¬O¨C个桨盘¤É¤O¤£¥­¿Å产¥Íªº弯¶Z¥²须¥Ñ桨úí©Óü®¡A©Ò¥HABC桨úíªº刚«×«D±`¤j¡A¤@阶­±内¼Ò态频²v­n¤j¤_±ÛÁl转³tªº­Ë数¡A³Q称为­±内刚©Ê±ÛÁl¡A¤L¥G没¦³¤W¤U挥»R©M«e¦Z摆®¶,¥u¦b桨¶Z¤è¦V¥i变¡C

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https://en.wikipedia.org/wiki/Sikorsky_S-69
Sikorsky S-69

XH-59´N¬OS-69,®Ú¥»¨S¨º»ò½ÆÂø,ABC´N¥u¬O­è©Ê¦P¶b±ÛÁl¦Ó¤w.
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Edited by - cwchang2100 on 05/26/2022 05:20:19
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waffe
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6867 Posts

Posted - 05/27/2022 :  09:42:58  ·|­û¸ê®Æ Send waffe a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by oops

³o­Ó°ÝÃD¦³ÂI¤p¥Õ
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https://www.youtube.com/watch?v=y9-pNVBuq6I&list=RDCMUCH0O5NzBXM0-f6lwyPriMGg&index=12

¼v¤ù¤¤¥i¥H«Ü²M·¡ªº¬Ý¨ì±ÛÁlµ²ºc»P°_­¸­°¸¨®É±±¨îÁl­±ªºÂ\°Ê¡CRotodyne°_­¸­°¸¨®É¤]¬O°Ê¤O¬I¥[¦b¼Õ¸­¤W¡A³oºØ±ÛÁl¾÷¥u­n¯àº¡²Õ««ª½°_­°ªº¥\¯à´N¥i¥H¡AÄa°±ªººë·Ç«×¨S¦³¹³¥¿²Îªºª½¤É¾÷­n¨D¨º»ò°ª¡A¦]¬°¨º®M½ÆÂøªº¼Õ¸­±±¨î¾÷ºc¬O³Ì¤jªºªý¤O·½¡ARotodyne¨S¦³¨º²Õ±±¨îÁl­±¥i¥H¬Ý¨ìæ¢Álµ²ºcªý¤O¶W¤p¡C

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¤½¤Àµ¥¯Åªº°¾²¾.........
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davidboy
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3464 Posts

Posted - 05/27/2022 :  12:34:42  ·|­û¸ê®Æ Send davidboy a Private Message  ¤Þ¨¥¦^ÂÐ

Edited by - davidboy on 05/27/2022 12:36:08
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cwchang2100
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Cayman Islands
17243 Posts

Posted - 05/27/2022 :  20:35:57  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
¤£­n¥u¬Ýªí­±,Rotodyneªºµ²ºc¶W¯Å½ÆÂø,²{¥Nª½¤É¾÷¨S¦³¤@¬[¬O±Ä¨úÃþ¦üªº¤è¦¡.
¨ä³Ì¤jªº¯S¦â,ÁÙ¤£¬O½ÆÂøªº±±¨î¨t²Î,¦Ó¬O±À¤O¨t²Î,¾a¼Õ¸­ºÝªº¼Q®g±À°Ê¼Õ¸­,¦]¦¹¨S¦³¤¤¤ß¤O¯xªº°ÝÃD.
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waffe
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6867 Posts

Posted - 05/27/2022 :  22:22:15  ·|­û¸ê®Æ Send waffe a Private Message  ¤Þ¨¥¦^ÂÐ
§Úpoªº¨º­ÓGyrocopter flying clubºô¯¸¦³±q¥j¨ì¤µªº¦UºØ¦Ë»f¸»¤¶²Ð¡A±q¦­´Á¥Ñ­¸¦æ­ûª½±µ¥Î¤â½Õ¾ãªº±ÛÁl¨ì¦UºØ¦U¼Ëªºµo®i¹Lµ{¡A¦Y¹¡«Ü¶¢¤Í³£¬Ý§¹À³¸Ó¤£ªù²M³£¤£®e©ö¡C
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dasha
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41537 Posts

Posted - 05/29/2022 :  10:41:37  ·|­û¸ê®Æ Send dasha a Private Message  ¤Þ¨¥¦^ÂÐ
°ò¥»¤W,°£¤F¤¤¤å±M¦³¦Wµüªº©w¸q°ÝÃD¤§¥~,davidboy¥Sªº»¡ªk¬O±q§Þ³N¥v¨¤«×¸ÑÄÀ,cwchang2100¥Sªº»¡ªk¬O±q°ò¥»¹B§@¾÷¨î¤ÀªR.
oops¥Sªº»~·|,±q§Þ³N¥v¨¤«×Á¿·|¤ñ¸û§Ö²z¸Ñ,¦]¬°·|²£¥Í»~·|¤§³B,³q±`´N¬O¹L¥h´¿¸g¸I¨ìªº²~ÀV,¦ýÁ¿§Þ³N¥v´N·|ÅܱoªKªK¸`¸`¤@¤j°ï,©Ò¦³¤w¸g¸Ñ¨Mªº¦Ñ¶À¾ä³£¥²¶·Â½¥X¨Ó¤@¹M,¦Ó¥BÅܦ¨²Ó¸`¦h¨ì¤@ÁϽk¶î,¬Ù±¼¤S¤ñª½±µÁ¿¹B§@¾÷¨î§ó®e©ö»~·|.
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davidboy
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3464 Posts

Posted - 05/31/2022 :  12:08:49  ·|­û¸ê®Æ Send davidboy a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by dasha

°ò¥»¤W,°£¤F¤¤¤å±M¦³¦Wµüªº©w¸q°ÝÃD¤§¥~,davidboy¥Sªº»¡ªk¬O±q§Þ³N¥v¨¤«×¸ÑÄÀ,cwchang2100¥Sªº»¡ªk¬O±q°ò¥»¹B§@¾÷¨î¤ÀªR.



乡º@¡A¼w¤§贼¤]¡A­n©Mµ}ªd请¥h°µ©x¡A¦ý§Ú认为§A¬O°µ学问ªº¤H¡C

ÆÓ论¬O±ÛÁlÉó还¬Oª½¤ÉÉó¡A从来没¦³挥»R铰Flap Hinge±±¨îªº¤è®×¡C

1¡A±ÛÁlÉó¥D¬yªö¥ÎCierva发©úªº倾±×桨毂±±¨î§Þ术Tilting Hub Rotor Control¡A¾Þ纵§ý±±¨î桨毂ªu­Á¥õ©M滚转轴倾±×¡AÉO挥»R铰链¤£发¥Í联动关¨t¡C挥»R铰«O«ù¦Û¥Ñªº¡C¦Ó¥B这Ïú结ÌÛ¥u­­¤_±ÛÁlÉó¡A从来没¦³应¥Î¤_ª½¤ÉÉó¤W¡Cª½¤ÉÉóªº桨毂Rotor Hub©M±ÛÁl¥D轴Rotor Mast¬Û对¤_Éó¨­³£¬O©T©wªº¡A¦]为这Ïú°ª转³t¤j¥\²v传动轴°ß®£刚«×¤£¨¬¡A尽¶qÁקK设计¦¨¥i¬¡动ªº¡C


2¡Aª½¤ÉÉó¤W¥t¦³¤@ÏúFlap Control,¦ý¬O这¨½³Q½译¦¨°ÆÁl±±¨î¡A¬OKarmanª½¤ÉÉóªº独门§Þ术¡A¸òFlap Hinge挥»R铰²@ÆÓ关¨t¡C




Edited by - davidboy on 05/31/2022 12:27:22
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cwchang2100
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Cayman Islands
17243 Posts

Posted - 05/31/2022 :  16:13:14  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by davidboy


乡º@¡A¼w¤§贼¤]¡A­n©Mµ}ªd请¥h°µ©x¡A¦ý§Ú认为§A¬O°µ学问ªº¤H¡C
ÆÓ论¬O±ÛÁlÉó还¬Oª½¤ÉÉó¡A从来没¦³挥»R铰Flap Hinge±±¨îªº¤è®×¡C



¨S¦³¤H°í«ù¦bFlap Hinge(¤£ª¾¬OÔ£ª¯§¾¸õ»R¸}´§»R»Ç?!),§Ú¥D­n±j½Õªº¬O§ïÅܱÛÂà­±.
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´Nºâ¬O¥u¦³¤@¶b,¤]ÁÙ¬O¦³Mono Tiltrotor,½Ð¤£­n¤Ö¨£¦h©Ç¤F!
§ïÅܱÛÂà­±¤~¬O­«ÂI! §A¤@ª½³£§ì¿ù­«ÂI¤F!



quote:
Originally posted by davidboy


1¡A±ÛÁlÉó¥D¬yªö¥ÎCierva发©úªº倾±×桨毂±±¨î§Þ术Tilting Hub Rotor Control¡A¾Þ纵§ý±±¨î桨毂ªu­Á¥õ©M滚转轴倾±×¡AÉO挥»R铰链¤£发¥Í联动关¨t¡C挥»R铰«O«ù¦Û¥Ñªº¡C¦Ó¥B这Ïú结ÌÛ¥u­­¤_±ÛÁlÉó¡A从来没¦³应¥Î¤_ª½¤ÉÉó¤W¡Cª½¤ÉÉóªº桨毂Rotor Hub©M±ÛÁl¥D轴Rotor Mast¬Û对¤_Éó¨­³£¬O©T©wªº¡A¦]为这Ïú°ª转³t¤j¥\²v传动轴°ß®£刚«×¤£¨¬¡A尽¶qÁקK设计¦¨¥i¬¡动ªº¡C
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¨S¦³¤H¤@©w­n±±¨î¬YHinge,±±¨î¸}Áå»ÇÃì,±q¨Ó³£¥u¬O§Þ³N²Ó¸`,¤£¬O¥Øªº.
¥Øªº¬O§ïÅܱÛÂà­±,³o§Ú¤w±j½Õ¦h¦¸.¥u¬O§A¤@ª½«Ü·Qª±¸}Áå»ÇÃì,¥O¤H«Ü¤£¸Ñ.
V-22©MV-280¤£´N¥´¯}§Aªº»{ª¾¤F??? §O¦AÁ¿Ô£ª¯§¾»Ç¤F...

quote:
Originally posted by davidboy


2¡Aª½¤ÉÉó¤W¥t¦³¤@ÏúFlap Control,¦ý¬O这¨½³Q½译¦¨°ÆÁl±±¨î¡A¬OKarmanª½¤ÉÉóªº独门§Þ术¡A¸òFlap Hinge挥»R铰²@ÆÓ关¨t¡C
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¨ä¹ê³o¤£¬OKarmanªº¿Wªù,³oºØ§Þ³N¥s°µServo-flap,¬O«Ü¥j¦Ñªº§Þ³N.
1922¦~´N¦³¤F,¥i¥H»¡¬OÃþ¦üpitchªº§Þ³N.
²{¥N¤S¦³¨ä¥Lªº¥Î³B,®³¨Ó§í¨î±ÛÁlªº¾_°Ê©M¾¸­µ,ºÙ§@Active Flap Control.
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Edited by - cwchang2100 on 05/31/2022 16:23:16
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dasha
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41537 Posts

Posted - 06/05/2022 :  08:59:31  ·|­û¸ê®Æ Send dasha a Private Message  ¤Þ¨¥¦^ÂÐ
¤j³¡¤Àª½¤É¾÷±ÛÂà­±ªº§ïÅܧ޳N,´N¬OÃö¸`,³o¬Æ¦Ü¾É­P©T©w¦¡¼u©Ê§÷®ÆÀ³¥Î¤]³Q¯Ç¤JÃö¸`ªº»â°ì¥hÁ¿,¥u³Ñ§Nªù»P²{¦b¥¿¦bª±ªº·s§Þ³N¬O¯u¥¿»PÃö¸`µLÃö,¦Ó§Nªùªº­ì¦]¤£¬O§Þ³N¥»¨­²~ÀV´N¬O±M§Q²~ÀV,·íµM³£¬O·|±q³o­Ó¨¤«×¤Á¤J¥h»¡©ú.
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dasha
ª©¥D

41537 Posts

Posted - 06/05/2022 :  09:36:41  ·|­û¸ê®Æ Send dasha a Private Message  ¤Þ¨¥¦^ÂÐ
quote:
Originally posted by davidboy

quote:
Originally posted by dasha

°ò¥»¤W,°£¤F¤¤¤å±M¦³¦Wµüªº©w¸q°ÝÃD¤§¥~,davidboy¥Sªº»¡ªk¬O±q§Þ³N¥v¨¤«×¸ÑÄÀ,cwchang2100¥Sªº»¡ªk¬O±q°ò¥»¹B§@¾÷¨î¤ÀªR.



乡º@¡A¼w¤§贼¤]¡A­n©Mµ}ªd请¥h°µ©x¡A¦ý§Ú认为§A¬O°µ学问ªº¤H¡C
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¤p§Ì¥H«eªº¤è¦V¬Ocwchang2100¥Sªº¸ô½u,³o¤Q´X¦~Âà¦V±zªº¸ô½u,¬°¤FÁקK²Ä¤TªÌ·d²V,©Ò¥H¸õ¥X¨Ó»¡©ú,¦ý±z¹ï¤p§Ìªº«ü³d«Ü¥¿½T.
¤S,¦pªG¬dºû°ò¦Ê¬ìÃö©ó±ÛÁl­±±±¨îªº§Þ³N,·|µo²{­^¤åª©»Pcwchang2100¥Sªº¤Á¤J¤èªk¬Û¦P,¤é¤åª©»Pdavidboy¥Sªº¸ô½u¤@­P,³o¦ü¥G¥i¥H¤Ï¬M¨ì¤£¦P¤å¤Æ»P¤£¦P±Ð¨|«ä¦ÒÅé¨tªº®t²§.
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cwchang2100
§Ú¬O¦Ñ³¾

Cayman Islands
17243 Posts

Posted - 06/06/2022 :  05:13:27  ·|­û¸ê®Æ  Visit cwchang2100's Homepage Send cwchang2100 a Private Message  ¤Þ¨¥¦^ÂÐ
¨Æ¹ê¤W,³Ì¦­ªºª½¤É¾÷¶}µo®É,1917¦~´N¤w¸g¥X²{¹L©T©wÃö¸`ªºª½¤É¾÷.
¹³¬O©_©ÇªºPKZ 2ª½¤É¾÷.

https://oldmachinepress.com/2012/09/24/petroczy-karman-zurovec-pkz-2-helicopter/
Petróczy-Kármán-Žurovec PKZ 2 Helicopter



¬Æ¦Ü¨ì²{¦b,©T©wÃö¸`ªºFixed Pitch HeliÁÙ¬O¼Ò«¬ª½¤É¾÷¬Éªº¤@­Ó¤jÃþ§O!
¦]¬°FP(Fixed Pitch)Ãþªº¼Ò«¬ª½¤É¾÷¦¨¥»¸û§C,¨Ã¥B®e©ö¥Í²£.



°h¤@¸U¨BÁ¿,²{¦bªº¥|¶bUAV,«Ü¦h¤]³£¬O©T©wÃö¸`,¨Ã¤£»Ý­n½ÆÂøªºÃö¸`±±¨î.
³o¤]¬O¬°¤°»ò²{¦bªº¤p«¬µL¤H¾÷¦p¦¹­·¦æªº­ì¦]¤§¤@!
¦]¬°­¸±±¤£¥Î¦A¥õ¿à½ÆÂøªºÃö¸`±±¨î¾÷ºc,¤j´T­°§CUAVª½¤É¾÷ªº¶}µoªùÂe.
´Nºâ¬O¨S¦³Ô£¾÷±ñ±M·~ªºªÎ¦v,ÁÙ¬O¥i¥H·d©w«K©y¦n¥Îªº¥|¶bUAV.

¬°¦ó¶Ç²Îºc«¬ªºª½¤É¾÷,¦h¼Æ±Ä¥ÎÃö¸`±±¨î(pitch control),¨º¬O¦]¬°ÅX°Ê¾¹©Ò»Ýªº¯à¶q¸û¤p.
¨Ï¥Îpitch control·|¨Ï±o±ÛÂà­±ªº§ïÅܫܬ٤O,ª½±µ¤£¾aÃö¸`§ïÅܱÛÂà­±,¹ï³æ±ÛÁlªº­t¾á¸û¤j.
©Ò¥H©T©wÃö¸`ª½¤É¾÷¦h¥X²{¦b¦h±ÛÁl©Î¬O»´¶q¤Æªº»»±±ª½¤É¾÷©Î¬OµL¤H¾÷.

¤@ª½±j½ÕÔ£Ãö¸`¾÷ºc,°ò¥»¤W´N¬O¦]¬°²´¥ú¹L©ó¯U¹i,®ÑŪ±o¤Ó¤Ö,¥u§x©ó¹A³õ¤å³¹,µLµø©ó²{¹ê¥@¬É.
¦pªG¤@¬N°í«ùª½¤É¾÷¥u¯à³z¹LÃö¸`±±¨î,ª½¤É¾÷¬ì§Þ´N¥u·|°±º¢¤£«e,µLªk¥X²{²{¥NUAV¦Ê®aª§»ïªº²±ªp!

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Edited by - cwchang2100 on 06/06/2022 05:16:32
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dasha
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41537 Posts

Posted - 06/12/2022 :  11:14:48  ·|­û¸ê®Æ Send dasha a Private Message  ¤Þ¨¥¦^ÂÐ
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Originally posted by cwchang2100


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